Best ClusterLoader2 Alternatives in 2026
Updated
20 apps from infrastructure testing tools ranked against ClusterLoader2 on the same published basis.
- 1ClusterLoader2 vs Conftest
- 2ClusterLoader2 vs Terratest
- 3ClusterLoader2 vs cfn-lint
- 4ClusterLoader2 vs Cinc Auditor
- 5ClusterLoader2 vs kubeconform
- 6ClusterLoader2 vs terraform-plugin-testing
- 7ClusterLoader2 vs Test Kitchen
- 8ClusterLoader2 vs TFLint
- 9ClusterLoader2 vs AWS CloudFormation
- 10ClusterLoader2 vs cfn-nag
- 11ClusterLoader2 vs Checkov
- 12ClusterLoader2 vs Chef InSpec
- 13ClusterLoader2 vs KICS
- 14ClusterLoader2 vs KubeLinter
- 15ClusterLoader2 vs OpenSCAP
- 16ClusterLoader2 vs terraform-compliance
- 17ClusterLoader2 vs Sonobuoy
- 18ClusterLoader2 vs Molecule
- 19ClusterLoader2 vs CIS-CAT Pro Assessor
- 20ClusterLoader2 vs Cloud-Radar
ClusterLoader2 alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Conftest | 6.4 | Free plan | Free | Linux, Mac, Windows |
| 2 | Terratest | 6.4 | Free plan | Free | Linux |
| 3 | cfn-lint | 6.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 4 | Cinc Auditor | 6.3 | Free plan | Free | Linux, Mac, Windows |
| 5 | kubeconform | 6.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 6 | terraform-plugin-testing | 6.3 | Free plan | Free | Linux, Mac |
| 7 | Test Kitchen | 6.3 | Free plan | Free | Linux, Mac, Windows |
| 8 | TFLint | 6.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 9 | AWS CloudFormation | 6.2 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 10 | cfn-nag | 6.2 | Free plan | Free | Linux, Mac, self-hosted |
| 11 | Checkov | 6.2 | Free plan | Free | Linux, Mac |
| 12 | Chef InSpec | 6.2 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 13 | KICS | 6.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 14 | KubeLinter | 6.2 | Free plan | Free | Linux, Mac, self-hosted |
| 15 | OpenSCAP | 6.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 16 | terraform-compliance | 6.2 | Free plan | Free | Linux, self-hosted |
| 17 | Sonobuoy | 5.9 | No | — | Linux, Mac, self-hosted, Windows |
| 18 | Molecule | 5.8 | No | — | Linux |
| 19 | CIS-CAT Pro Assessor | 5.6 | No | $200/mo | API, Linux, Mac, self-hosted, Windows |
| 20 | Cloud-Radar | 5.6 | No | — | — |
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Questions about ClusterLoader2 alternatives
What is the best alternative to ClusterLoader2?
Conftest, number 1 in infrastructure testing tools with a score of 6.4 out of 10. The others here: Terratest, cfn-lint, Cinc Auditor and 16 more.
What is the best free alternative to ClusterLoader2?
Conftest is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.